Answers

Subtract 98/36 from 90/72

1^st number: 1 18/72, 2^nd number: 2 26/36

90/72 - 98/36 is -53/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 36 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   90/72 = 90 × 1/72 × 1 = 90/72
3. Likewise, for the 2nd fraction, since 36 × 2 = 72,
   98/36 = 98 × 2/36 × 2 = 196/72
4. Subtract the two like fractions:
   90/72 - 196/72 = 90 - 196/72 = -106/72
5. After reducing the fraction, the answer is -53/36

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